Cheap flights to Boise County

View €80 flight on Mon, 9 Mar 2026Opens in a new window

Popular airlines to Boise County

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

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Cheap round-trip flights to Boise County

Prices were available within the past 7 days and start at €80 for one-way flights and €151 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 7 Mar - Sun, 8 Mar
PDX
Portland
BOI
Boise
€151 Return, found 1 day ago
€151
Return
found 1 day ago
Select Delta flight, departing Sat, 7 Mar from Portland to Boise, returning Sun, 8 Mar, priced at €151 found 1 day ago
Delta
Tue, 26 May - Wed, 27 May
PHX
Phoenix
BOI
Boise
€193 Return, found 1 day ago
€193
Return
found 1 day ago
Select Delta flight, departing Tue, 26 May from Phoenix to Boise, returning Wed, 27 May, priced at €193 found 1 day ago
American Airlines
Wed, 27 May - Fri, 29 May
PHX
Phoenix
BOI
Boise
€200 Return, found 1 day ago
€200
Return
found 1 day ago
Select American Airlines flight, departing Wed, 27 May from Phoenix to Boise, returning Fri, 29 May, priced at €200 found 1 day ago
United
Sat, 7 Mar - Sun, 8 Mar
LAX
Los Angeles
BOI
Boise
€201 Return, found 5 hours ago
€201
Return
found 5 hours ago
Select United flight, departing Sat, 7 Mar from Los Angeles to Boise, returning Sun, 8 Mar, priced at €201 found 5 hours ago
Delta
Sun, 17 May - Sun, 24 May
ORD
Chicago
BOI
Boise
€284 Return, found 2 days ago
€284
Return
found 2 days ago
Select Delta flight, departing Sun, 17 May from Chicago to Boise, returning Sun, 24 May, priced at €284 found 2 days ago
Delta
Thu, 19 Feb - Sun, 22 Feb
SEA
Seattle
BOI
Boise
€352 Return, found 14 hours ago
€352
Return
found 14 hours ago
Select Delta flight, departing Thu, 19 Feb from Seattle to Boise, returning Sun, 22 Feb, priced at €352 found 14 hours ago
Delta
Tue, 23 Jun - Thu, 25 Jun
MDW
Chicago
BOI
Boise
€448 Return, found 1 day ago
€448
Return
found 1 day ago
Select Delta flight, departing Tue, 23 Jun from Chicago to Boise, returning Thu, 25 Jun, priced at €448 found 1 day ago
Condor
Thu, 9 Apr - Fri, 24 Apr
FRA
Frankfurt
BOI
Boise
€553 Return, found 1 hour ago
€553
Return
found 1 hour ago
Select Condor flight, departing Thu, 9 Apr from Frankfurt to Boise, returning Fri, 24 Apr, priced at €553 found 1 hour ago
American Airlines
Thu, 26 Feb - Mon, 2 Mar
BUD
Budapest
BOI
Boise
€681 Return, found 1 day ago
€681
Return
found 1 day ago
Select American Airlines flight, departing Thu, 26 Feb from Budapest to Boise, returning Mon, 2 Mar, priced at €681 found 1 day ago
Lufthansa
Thu, 9 Apr - Fri, 24 Apr
FRA
Frankfurt
BOI
Boise
€735 Return, found 1 hour ago
€735
Return
found 1 hour ago
Select Lufthansa flight, departing Thu, 9 Apr from Frankfurt to Boise, returning Fri, 24 Apr, priced at €735 found 1 hour ago

About Boise County

Expedia offers flights to Boise County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Boise County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Boise County that have flexible change policies?
We know that travel plans can change from one minute to the next, so reserving a flexible fare with Expedia is a wise idea. Simply mark the "No change fee" box below the "Flexible change policies" filter. Your affordable, flexible flight to Boise County is only a few clicks away.
Which airlines fly to Boise County?
Work out your travel dates and then make your way towards Boise County with one of these airlines:

  • Alaska Airlines - 754 flights to or near Boise County each month, including 754 flights to Boise Airport (BOI) per month.
  • Delta Air Lines - 489 flights to or near Boise County each month, including 489 flights to Boise Airport (BOI) per month.
  • United Airlines - 303 flights to or near Boise County each month, including 303 flights to Boise Airport (BOI) per month.

How can I find cheap tickets to Boise County?
In the last seven days, €151 was the lowest price for a flight to Boise County. For an even cheaper fare, book well in advance and be flexible with your dates. Search for your flight to Boise County, then see prices for nearby days by clicking on our "flexible dates" link.
How much is a flight to Boise County?
One-way trips departing from Portland (PDX) sold for just €80 in the last seven days. During this time, the price of a return airfare to Boise County varied between €151 and €768. If you find a deal, book immediately — these fares don't wait around for long.
What are the most popular airports to fly into in Boise County?
The main gateway to Boise County, around 1,994 flights cruise into Boise Airport (BOI) every month. Look for a top deal, book your ticket and get set to experience this amazing region.
How much is a plane ticket to Boise County?
In the last seven days, plane fares to Boise County varied between €151 and €768. The early bird catches the worm, so find a top deal today.
What is the best time to go to Boise County?
A superb time to head to Boise County, along with the prominent city of Garden City, is over the lively months of March, May and June. Summer in this part of the world starts June 20, and you can expect temperatures of between 16ºC and 27ºC if you travel then. This warmer weather is perfect for strolling around this city's sights.
What months are the cheapest to book a flight to Boise County?
Score a ticket in February to unlock low-priced flights to Boise County. December is known to be the most expensive time to purchase an airfare.

Trending flights to Boise County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, 21 Oct - Sun, 1 Nov
DUB
Dublin
BOI
Boise
€768 Return, found 4 days ago
€768
Return
found 4 days ago
Select Icelandair flight, departing Wed, 21 Oct from Dublin to Boise, returning Sun, 1 Nov, priced at €768 found 4 days ago
*Available to Expedia members.